<template>
	<view class="search-box">
		<my-search @click="gotoSearch"></my-search>
	</view>

	<view>
		<!-- Home -->
		<!-- 轮播图的区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item, i) in swiperList" :key="i">
				<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src"></image>
				</navigator>
			</swiper-item>
		</swiper>
	</view>
	<!-- 分类导航区域 -->
	<view class="nav-list">
		<view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
			<image :src="item.image_src" class="nav-img"></image>
		</view>
	</view>

	<!-- 楼层区域 -->
	<!-- 楼层的容器 -->
	<view class="floor-list">
		<!-- 每一个楼层的 item 项 -->
		<view class="floor-item" v-for="(item, i) in floorList" :key="i">
			<!-- 楼层的标题 -->
			<image :src="item.floor_title.image_src" class="floor-title"></image>
			<!-- 楼层的图片区域 -->
			<view class="floor-img-box">
				<!-- 左侧大图片的盒子 -->
				<navigator class="left-img-box" :url="item.product_list[0].url">
					<image :src="item.product_list[0].image_src"
						:style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
				</navigator>
				<!-- 右侧 4 个小图片的盒子 -->
				<view class="right-img-box">
					<navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2"
						:url="item2.url">
						<image v-if="i2 !== 0" :src="item2.image_src" :style="{width: item2.image_width + 'rpx'}"
							mode="widthFix">
						</image>
					</navigator>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'

	export default {
		mixins: [badgeMix],
		data() {
			return {
				// 这是轮播图的数据列表
				swiperList: [],
				// 分类导航的数据列表
				// navList数据必须含 name 属性
				navList: [],
				// 楼层的数据
				floorList: []
			}
		},
		onLoad() {
			// 调用方法，获取轮播图的数据
			this.getSwiperList()
			this.getNavList()
			this.getFloorList()
		},
		methods: {
			async getSwiperList() {
				const {
					data: res
				} = await uni.$api.getSwiperList()
				// console.log("hello world");
				// console.log(res);

				// 请求失败
				if (res.meta.status !== 200) return uni.$showMsg()

				this.swiperList = res.message
			},
			async getNavList() {
				const {
					data: res
				} = await uni.$api.getNavList()
				if (res.meta.status !== 200) return uni.$showMsg()
				this.navList = res.message
			},
			// navList数据必须含 name 属性
			navClickHandler(item) {
				if (item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				}
			},
			// 获取首页楼层数据的方法
			async getFloorList() {
				const {
					data: res
				} = await uni.$api.getFloorList()
				if (res.meta.status !== 200) return uni.$showMsg()

				// 对数据进行处理
				res.message.forEach(floor => {
					floor.product_list.forEach(prod => {
						prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
					})
				})
				this.floorList = res.message
				// console.log("res", res)
				// console.log("flowerList", this.floorList)
			},
			gotoSearch() {
				uni.navigateTo({
					url: '/subpkg/search/search'
				})
			}
		}
	}
</script>

<style lang="scss">
	swiper {
		height: 330rpx;

		.swiper-item,
		image {
			width: 100%;
			height: 100%;
		}
	}

	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 15rpx 0;

		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}


	.floor-title {
		width: 100%;
		height: 60rpx;
	}

	.right-img-box {
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
	}

	.floor-img-box {
		display: flex;
		padding-left: 10rpx;
	}

	.search-box {
		position: sticky;
		top: 0;
		z-index: 1;
	}
</style>